[INFO] cloning repository https://github.com/rbizos/carbon-oxyde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbizos/carbon-oxyde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbizos%2Fcarbon-oxyde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbizos%2Fcarbon-oxyde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 900fcd89f869767b1b1896bf1c4bd7852724f79c
[INFO] testing rbizos/carbon-oxyde against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbizos%2Fcarbon-oxyde" "/workspace/builds/worker-104/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rbizos/carbon-oxyde on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rbizos/carbon-oxyde
[INFO] finished tweaking git repo https://github.com/rbizos/carbon-oxyde
[INFO] tweaked toml for git repo https://github.com/rbizos/carbon-oxyde written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate git repo https://github.com/rbizos/carbon-oxyde already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-trait v0.1.49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2fe71fd6b2ab3eb099162aef5fb364d8f2dad5e9b5a3811947e5a960d7da615
[INFO] running `Command { std: "docker" "start" "-a" "a2fe71fd6b2ab3eb099162aef5fb364d8f2dad5e9b5a3811947e5a960d7da615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2fe71fd6b2ab3eb099162aef5fb364d8f2dad5e9b5a3811947e5a960d7da615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fe71fd6b2ab3eb099162aef5fb364d8f2dad5e9b5a3811947e5a960d7da615", kill_on_drop: false }`
[INFO] [stdout] a2fe71fd6b2ab3eb099162aef5fb364d8f2dad5e9b5a3811947e5a960d7da615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 321915869ac459302fa352044d30b3bdb6ce70d939dc30f1d8d25abf3ce473bf
[INFO] running `Command { std: "docker" "start" "-a" "321915869ac459302fa352044d30b3bdb6ce70d939dc30f1d8d25abf3ce473bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling async-trait v0.1.49
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling carbon-oxyde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::datapoint`
[INFO] [stdout]  --> src/tests/datapoint_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::datapoint;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/tests/datapoint_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dp`
[INFO] [stdout]   --> src/input.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 let dp = match datapoint::Datapoint::from_string(&line.trim_end()) {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/datapoint.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(path: String, timestamp: u64, value: i64) -> Datapoint {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "321915869ac459302fa352044d30b3bdb6ce70d939dc30f1d8d25abf3ce473bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321915869ac459302fa352044d30b3bdb6ce70d939dc30f1d8d25abf3ce473bf", kill_on_drop: false }`
[INFO] [stdout] 321915869ac459302fa352044d30b3bdb6ce70d939dc30f1d8d25abf3ce473bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d063efa9c1ef1c80093e31276feebd9b6e698cb4b937ab4ee9d69993861c444
[INFO] running `Command { std: "docker" "start" "-a" "3d063efa9c1ef1c80093e31276feebd9b6e698cb4b937ab4ee9d69993861c444", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling carbon-oxyde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dp`
[INFO] [stdout]   --> src/input.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 let dp = match datapoint::Datapoint::from_string(&line.trim_end()) {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "3d063efa9c1ef1c80093e31276feebd9b6e698cb4b937ab4ee9d69993861c444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d063efa9c1ef1c80093e31276feebd9b6e698cb4b937ab4ee9d69993861c444", kill_on_drop: false }`
[INFO] [stdout] 3d063efa9c1ef1c80093e31276feebd9b6e698cb4b937ab4ee9d69993861c444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68ac9ba13bc5baa613ab37a201e0550901a89db1d38d415ced037ca37dd1881d
[INFO] running `Command { std: "docker" "start" "-a" "68ac9ba13bc5baa613ab37a201e0550901a89db1d38d415ced037ca37dd1881d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `dp`
[INFO] [stderr]   --> src/input.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 |                 let dp = match datapoint::Datapoint::from_string(&line.trim_end()) {
[INFO] [stderr]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `carbon-oxyde` (bin "carbon-oxyde" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/carbon_oxyde-6c2420ea1a17b62e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::datapoint_test::test_from_string ... ok
[INFO] [stdout] test tests::datapoint_test::test_invalid_from_string - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68ac9ba13bc5baa613ab37a201e0550901a89db1d38d415ced037ca37dd1881d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ac9ba13bc5baa613ab37a201e0550901a89db1d38d415ced037ca37dd1881d", kill_on_drop: false }`
[INFO] [stdout] 68ac9ba13bc5baa613ab37a201e0550901a89db1d38d415ced037ca37dd1881d